Question

Ayudenme porfavor :
Si: a^{b}=25; a>0
Resolver: (35+5a)-(8x-2b)=34
a)-1 b)3 c)2 d)-2 e)7

Answer 1

$a^{b} = 5^{2}$

(35+5a)-(8x-2b) = 34

[35+5(5) ] - [8x-2(2) ]  = 34

[35+25] - [ 8x -4] = 34

60 - 8x + 4 = 34

64 - 34 = 8x

30 = 8x

30/8 = x

15/4 = x

Tus alternativas están mal